From: Peizhao Ou <peizhaoo@uci.edu>
Date: Thu, 15 Feb 2018 22:17:41 +0000 (-0800)
Subject: Constrain parallel map keys to a smaller range
X-Git-Url: http://plrg.eecs.uci.edu/git/?p=libcds.git;a=commitdiff_plain;h=cfd3f3c2a1658d166cc961e31a4b8c91e156ae30;ds=sidebyside

Constrain parallel map keys to a smaller range
---

diff --git a/test/stress/map/insdelfind/map_insdelfind.h b/test/stress/map/insdelfind/map_insdelfind.h
index 296b1dad..69cb7021 100644
--- a/test/stress/map/insdelfind/map_insdelfind.h
+++ b/test/stress/map/insdelfind/map_insdelfind.h
@@ -143,11 +143,12 @@ namespace map {
 
                 unsigned int i = 0;
                 size_t const nNormalize = size_t(-1) / ( s_nMapSize * 2 );
+                size_t const nKeyRange = s_nMapSize * 4;
 
                 size_t nRand = 0;
                 for (size_t pCount = 0; pCount < s_nPassCount; pCount++) {
                     nRand = cds::bitop::RandXorShift( nRand );
-                    size_t key = nRand / nNormalize;
+                    size_t key = nRand % nKeyRange + s_nMapSize;
                     nRand = cds::bitop::RandXorShift( nRand );
                     size_t value = nRand / nNormalize;
                     switch ( s_arrShuffle[i] ) {